# include <stdio.h>
# include <malloc.h>

struct student
{
    int data;
    struct student *next;
} L;

int main ()
{
    int i;
    struct student *base,*top;
    base=(struct student *) malloc (10 * sizeof (L));
    top=base;
    for (i=0;i<=9;i++)
    {
        top->data =i;
        top=top->next;
    }
    while (top!=base)
    {
        printf ("%d",base->data);
        base=base->next ;
    }
    return 0;
}